CN104479330A - High-fluidity PC/ABS alloy material and preparation method thereof - Google Patents
High-fluidity PC/ABS alloy material and preparation method thereof Download PDFInfo
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- CN104479330A CN104479330A CN201410849440.4A CN201410849440A CN104479330A CN 104479330 A CN104479330 A CN 104479330A CN 201410849440 A CN201410849440 A CN 201410849440A CN 104479330 A CN104479330 A CN 104479330A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/017—Additives being an antistatic agent
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/12—Polymer mixtures characterised by other features containing additives being liquid crystalline or anisotropic in the melt
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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
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Abstract
The invention discloses a high-fluidity PC/ABS alloy material. The high-fluidity PC/ABS alloy material comprises the following components in parts by weight: 30-40 parts of PC, 20-25 parts of ABS, 30-40 parts of glass fiber, 3-5 parts of TLCP, 0.5-1.0 part of a compatilizer, 1.0-1.5 parts of an antioxidant, 0.5-1 part of an antistatic agent, 0.5-2 parts of a fire retardant and 0.5-1.0 part of a thermal oxidization stabilizer. Meanwhile, the invention discloses a preparation method of the high-fluidity PC/ABS alloy material. The preparation method comprises the step of adding an appropriate amount of glass fiber and TLCP in a PC/ABS alloy material. Under the condition of fully ensuring that the glass fiber reinforces the PC/ABS alloy material, the melt viscosity of a material substrate is further reduced, so that the finally prepared PC/ABS alloy material has excellent mechanical property, heat resistance and insulativity, and also has high fluidity and strong machining property.
Description
Technical field
The present invention relates to a kind of PC/ABS alloy material and preparation method thereof, especially relate to a kind of high workability PC/ABS alloy material and preparation method thereof, belong to technical field of polymer materials.
Background technology
Engineering plastics have excellent mechanical property, and thermotolerance and insulativity preferably, replace metal, timber and cement to enter to be used widely at the numerous areas such as electric, communications and transportation, machinery instrument.In recent years, it obtains larger expansion in the application in the fields such as Aeronautics and Astronautics, automobile, information electronic.But the melt viscosity of the PC in engineering plastics is high, filling-modified rear popularity is poorer, is difficult to adapt to lightweight, the information electronic product of miniaturization and the preparation requirement of large-scale thin wall parts and fine structure product.
Summary of the invention
For solving the deficiencies in the prior art, the object of the invention is to the defect overcoming prior art, a kind of high workability PC/ABS alloy material and preparation method thereof is provided.
Meanwhile, the present invention also provides a kind of preparation method of high workability PC/ABS alloy material.
In order to realize above-mentioned target, the present invention adopts following technical scheme:
A kind of high workability PC/ABS alloy material, is characterized in that, comprises following component and the parts by weight of each component are:
PC:30-40 part;
ABS:20-25 part;
Glass fibre: 30-40 part;
TLCP:3-5 part;
Compatilizer: 0.5-1.0 part;
Oxidation inhibitor: 1.0-1.5 part;
Static inhibitor: 0.5-1 part;
Fire retardant: 0.5-2 part;
Thermal oxidation stabilizer DSTP: 0.5-1.0 part.
Further, described PC is the mixture of homo-polypropylene and Co-polypropylene.
Described glass fiber diameter is 10-20 μm.
Described compatilizer is the graft copolymer of ethylene-propylene rubber(EPR) and methacrylic glyceryl ester.
Described oxidation inhibitor is antioxidant 1010, irgasfos 168 or oxidation inhibitor PS802.
Described static inhibitor is cation quaternary ammonium salt.
And described fire retardant is halogen-free inorganic flame retardant or phosphorus flame retardant.
Further, a kind of preparation method of high workability PC/ABS alloy material, is characterized in that, comprise the following steps:
(1) raw material is taken: take each component by PC/ABS alloy material according to claim 1;
(2) Preblend is prepared: at 1000 ~ 1500 revs/min of lower high-speed mixing 5-10 minute after PC, ABS being mixed; Then glass fibre and TLCP is added, at 1000 ~ 1500 revs/min of lower high-speed mixing 5-10 minute; Finally add compatilizer, oxidation inhibitor, static inhibitor, fire retardant and thermal oxidation stabilizer DSTP, 1000 ~ 1500 revs/min of lower high-speed mixing 3 ~ 5 minutes, obtain Preblend;
(3) high workability PC/ABS alloy material is prepared: in Preblend feeding twin screw extruder step (2) prepared, after preheating 3 ~ 5 minutes, the temperature in each district of screw rod is kept to be 250 ~ 300 DEG C, screw speed is 40 ~ 50 revs/min, extruding pelletization, obtains high workability PC/ABS alloy material.
Beneficial effect of the present invention is: the present invention by adding appropriate glass fibre and TLCP in PC/ABS alloy material, when fully ensureing that glass fibre strengthens PC/ABS alloy material, reduce further the melt viscosity of material matrix, the PC/ABS alloy material finally prepared is made to have good mechanical property, and preferably thermotolerance and insulativity, have high workability, processing characteristics is strong simultaneously.
embodiment:
Below in conjunction with specific embodiment, the present invention is described further.
Selection:
The raw material adopted in following examples is commercially available, wherein, polypropylene temperature be 230 DEG C, under load is the condition of 2.16kg, its melt flow rate (MFR) is 30-50g/10min.And described polypropylene is the mixture of homo-polypropylene and Co-polypropylene.TLCP: the loose liquid crystal polyester (processing aid) of heat.Compatilizer is the graft copolymer of ethylene-propylene rubber(EPR) and methacrylic glyceryl ester, the diameter of glass fibre is 10-20 μm, density is 2.2-2.66g/cm3, ABS, thermal oxidation stabilizer DSTP, antioxidant 1010, irgasfos 168, oxidation inhibitor PS802, static inhibitor are cation quaternary ammonium salt, fire retardant is halogen-free inorganic flame retardant or phosphorus flame retardant, comparatively conventional, no longer describe in detail.
The preparation method of all experiments is below:
(1) raw material is taken: take each component by PC/ABS alloy material according to claim 1;
(2) Preblend is prepared: at 1000 ~ 1500 revs/min of lower high-speed mixing 5-10 minute after PC, ABS being mixed; Then glass fibre and TLCP is added, at 1000 ~ 1500 revs/min of lower high-speed mixing 5-10 minute; Finally add compatilizer, oxidation inhibitor, static inhibitor, fire retardant and thermal oxidation stabilizer DSTP, 1000 ~ 1500 revs/min of lower high-speed mixing 3 ~ 5 minutes, obtain Preblend;
(3) high workability PC/ABS alloy material is prepared: in Preblend feeding twin screw extruder step (2) prepared, after preheating 3 ~ 5 minutes, the temperature in each district of screw rod is kept to be 250 ~ 300 DEG C, screw speed is 40 ~ 50 revs/min, extruding pelletization, obtains high workability PC/ABS alloy material.
Table 1 is the concrete formula of embodiment 1-4 and comparative example 1-2:
TLCP in comparative example 1 cancels, and all the other content added are identical with embodiment 2; Glass fibre in comparative example 2 and TLCP cancel, and all the other content added are identical with embodiment 3.
Carry out below carrying out performance test to embodiment 1-4 and comparative example 1-2 gained composite material granular, method, standard and test result are as follows:
By the particulate material in the convection oven of 80 ~ 100 DEG C dry 2 ~ 3 hours in advance completing granulation as stated above, and then dried particulate material is carried out injection molding sample preparation on injection moulding machine.
Tensile property test is undertaken by ISO 527-2, and specimen size is 150*10*4mm, and draw speed is 50mm/min; Bending property test is undertaken by ISO 178, and specimen size is 80*10*4mm, and rate of bending is 2mm/min, and span is 64mm; Simple beam impact strength is undertaken by ISO 179, and specimen size is 80*6*4mm, and notch depth is 1/3rd of sample thickness; Heat-drawn wire is undertaken by ISO 75, and specimen size is 120*10*3.0mm, and load is 1.8MPa; The thermal-oxidative aging property of material is undertaken by ISO4577, and specimen size is 50*10*10mm, and probe temperature is 150 DEG C; The melt flow rate (MFR) of material, adopt measuring for the instrument measuring thermoplastics melt volume-flow rate of JB/T5456, ISO1133 standard design manufacture, visual inspection standard is, the distance of human eye and detected product surface is 300-350mm, and the testing time is less than 12s, and face of inspecting becomes 45 degree with desktop, rotate 15 degree up and down, illumination is the cold white luminescent lamp of more than 60w, light source distance analyte surface 500-550mm, the gentle flicker free phenomenon of light.
The comprehensive mechanical property of material is by testing the tensile strength of gained, elongation at break, modulus in flexure, and the numerical value of thermal denaturation temperature and shock strength is passed judgment on; The thermal-oxidative aging property of material is passed judgment on according to the heat oxygen aging resistance time length measured by standard: the time is longer, and the heatproof air aging performance of material is better; The surface resistivity of material is carried out test by ISO3915 and is passed judgment on: surface resistivity≤10
10Ω m meets the antistatic standard of automotive trim, and be worth less, antistatic effect is better.
Formula and the properties test result of four groups of samples and two groups of comparative examples see the following form:
the material property table of table 1: embodiment 1-4 and comparative example 1-2
As shown in Table 1, with the addition of its melt flow rate (MFR) of PC/ABS alloy material of TLCP apparently higher than comparative example, and its outward appearance is obviously better than comparative example, and other mechanical propertys of material described in the embodiment of the present invention are also obviously better than comparative example.
More than show and describe ultimate principle of the present invention, principal character and advantage.The technician of the industry should understand, and above-described embodiment does not limit the present invention in any form, the technical scheme that the mode that all employings are equal to replacement or equivalent transformation obtains, and all drops in protection scope of the present invention.
Claims (8)
1. a high workability PC/ABS alloy material, is characterized in that, comprises following component and the parts by weight of each component are:
PC:30-40 part;
ABS:20-25 part;
Glass fibre: 30-40 part;
TLCP:3-5 part;
Compatilizer: 0.5-1.0 part;
Oxidation inhibitor: 1.0-1.5 part;
Static inhibitor: 0.5-1 part;
Fire retardant: 0.5-2 part;
Thermal oxidation stabilizer DSTP: 0.5-1.0 part.
2. a kind of high workability PC/ABS alloy material according to claim 1, is characterized in that, described PC is the mixture of homo-polypropylene and Co-polypropylene.
3. a kind of high workability PC/ABS alloy material according to claim 1, is characterized in that, described glass fiber diameter is 10-20 μm.
4. a kind of high workability PC/ABS alloy material according to claim 1, is characterized in that, described compatilizer is the graft copolymer of ethylene-propylene rubber(EPR) and methacrylic glyceryl ester.
5. a kind of high workability PC/ABS alloy material according to claim 1, is characterized in that, described oxidation inhibitor is antioxidant 1010, irgasfos 168 or oxidation inhibitor PS802.
6. a kind of high workability PC/ABS alloy material according to claim 1, is characterized in that, described static inhibitor is cation quaternary ammonium salt.
7. a kind of high workability PC/ABS alloy material according to claim 1, is characterized in that, described fire retardant is halogen-free inorganic flame retardant or phosphorus flame retardant.
8. a preparation method for high workability PC/ABS alloy material, is characterized in that, comprises the following steps:
(1) raw material is taken: take each component by PC/ABS alloy material according to claim 1;
(2) Preblend is prepared: at 1000 ~ 1500 revs/min of lower high-speed mixing 5-10 minute after PC, ABS being mixed; Then glass fibre and TLCP is added, at 1000 ~ 1500 revs/min of lower high-speed mixing 5-10 minute; Finally add compatilizer, oxidation inhibitor, static inhibitor, fire retardant and thermal oxidation stabilizer DSTP, 1000 ~ 1500 revs/min of lower high-speed mixing 3 ~ 5 minutes, obtain Preblend;
(3) high workability PC/ABS alloy material is prepared: in Preblend feeding twin screw extruder step (2) prepared, after preheating 3 ~ 5 minutes, the temperature in each district of screw rod is kept to be 250 ~ 300 DEG C, screw speed is 40 ~ 50 revs/min, extruding pelletization, obtains high workability PC/ABS alloy material.
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| CN201410849440.4A CN104479330A (en) | 2014-12-31 | 2014-12-31 | High-fluidity PC/ABS alloy material and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105820539A (en) * | 2016-05-26 | 2016-08-03 | 青岛海信电器股份有限公司 | Electronic-electrical equipment shell and co-extrusion process method |
| CN106832848A (en) * | 2016-12-13 | 2017-06-13 | 上海锦湖日丽塑料有限公司 | A kind of super chemicals-resistant PC/ABS alloy materials and preparation method thereof |
| CN111205587A (en) * | 2019-08-02 | 2020-05-29 | 杭州金州高分子科技有限公司 | Antistatic high-strength ABS (acrylonitrile-butadiene-styrene) modified material and preparation method thereof |
Citations (3)
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|---|---|---|---|---|
| CN1189517A (en) * | 1997-01-28 | 1998-08-05 | 中国科学院化学研究所 | Mixed composite containing glass fibre and thermotropic liquid crystal polymer fiber |
| CN101117426A (en) * | 2007-07-20 | 2008-02-06 | 上海金发科技发展有限公司 | Mass acrylonitrile-butadiene-phenylethene and polyterephthalic acid butanediol fat compound and preparation method thereof |
| CN102051035A (en) * | 2009-10-30 | 2011-05-11 | 上海普利特复合材料股份有限公司 | Glass fiber reinforced polycarbonate/acrylonitrile-butadiene-styrene (PC/ABS) composite with good processing stability |
-
2014
- 2014-12-31 CN CN201410849440.4A patent/CN104479330A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1189517A (en) * | 1997-01-28 | 1998-08-05 | 中国科学院化学研究所 | Mixed composite containing glass fibre and thermotropic liquid crystal polymer fiber |
| CN101117426A (en) * | 2007-07-20 | 2008-02-06 | 上海金发科技发展有限公司 | Mass acrylonitrile-butadiene-phenylethene and polyterephthalic acid butanediol fat compound and preparation method thereof |
| CN102051035A (en) * | 2009-10-30 | 2011-05-11 | 上海普利特复合材料股份有限公司 | Glass fiber reinforced polycarbonate/acrylonitrile-butadiene-styrene (PC/ABS) composite with good processing stability |
Non-Patent Citations (1)
| Title |
|---|
| 周祥兴: "《软质塑料包装技术》", 31 January 2002 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105820539A (en) * | 2016-05-26 | 2016-08-03 | 青岛海信电器股份有限公司 | Electronic-electrical equipment shell and co-extrusion process method |
| CN106832848A (en) * | 2016-12-13 | 2017-06-13 | 上海锦湖日丽塑料有限公司 | A kind of super chemicals-resistant PC/ABS alloy materials and preparation method thereof |
| CN106832848B (en) * | 2016-12-13 | 2019-09-27 | 上海锦湖日丽塑料有限公司 | A kind of super chemicals-resistant PC/ABS alloy material and preparation method thereof |
| CN111205587A (en) * | 2019-08-02 | 2020-05-29 | 杭州金州高分子科技有限公司 | Antistatic high-strength ABS (acrylonitrile-butadiene-styrene) modified material and preparation method thereof |
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